<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }

        .container {
            width: 1226px;
            height: 470px;
            background-color: #EEEEEE;
            margin: 50px auto;
            position: relative;
        }
        .container>div.items{
            width: 1226px;
            height: 470px;
            background-color: #FFA500;
            position: absolute;
            top: 0;
            left: 0;
        }
        img{
            width: 1226px;
            height: 470px;
        }

        .left-btn,.right-btn{
            width: 40px;
            height: 70px;
            position: absolute;
            background-image: url("imgs/icon-slides.png");
        }
        .left-btn{
            left: 234px;
            top: 200px;
            background-position: 83px;  /*165*/
        }

        .right-btn{
            right: 0;
            top: 200px;
            background-position: 41px;
        }

        .left-btn:hover{
            background-position: 165px;
        }

        .right-btn:hover{
            background-position: -43px;
        }

        ul{
            width: 200px;
            height: 40px;
            /*border: 1px solid red;*/
            position: absolute;
            bottom: 20px;
            right: 50px;
            list-style-type: none;
            box-sizing: border-box;
            padding-left: 100px;
            padding-top: 20px;
        }
        ul>li{
            width: 10px;
            height: 10px;
            border: 2px solid darkgrey;
            float: left;
            margin-right: 10px;
            border-radius: 50%;
            background: rgba(0, 0, 0,.4)  /* .4 表示颜色的透明度*/
        }

        ul>li:hover{
            background-color: white;
            border: 2px solid yellowgreen;
        }
    </style>
</head>
<body>


<h1>hello tomcat</h1>
<h1>hello world</h1>




<div class="container">

    <div class="items">

    </div>
    <div class="items">

    </div>
    <div class="items">

    </div>
    <div class="items">
        <img src="imgs/su7.jpg" alt="">
    </div>

    <div class="left-btn"></div>
    <div class="right-btn"></div>
    <ul class="page">
        <li></li>
        <li></li>
        <li></li>
        <li></li>
    </ul>
</div>
</body>
</html>